Update while working on Django 1.5 upgrade

gestioncof/shared.py

@@ -1,16 +1,10 @@
 from django.contrib.sites.models import Site
 from django.conf import settings
 from django_cas.backends import CASBackend
-from django.template import RequestContext, loader
-from django.http import HttpResponse
+from django.db import models, connection
 
 from gestioncof.models import CofProfile
 
-def render_page (request, data, template):
-    template = loader.get_template (template)
-    context = RequestContext (request, data)
-    return HttpResponse (template.render (context))
-
 class COFCASBackend(CASBackend):
     def authenticate(self, ticket, service):
         """Authenticates CAS ticket and retrieves user data"""
@@ -39,3 +33,16 @@ def context_processor (request):
             "site": Site.objects.get_current(),
            }
     return data
+
+def lock_table(model):
+    cursor = connection.cursor()
+    table = model._meta.db_table
+    cursor.execute("LOCK TABLES %s WRITE" % table)
+    row = cursor.fetchone()
+    return row
+
+def unlock_table(model):
+    cursor = connection.cursor()
+    cursor.execute("UNLOCK TABLES")
+    row = cursor.fetchone()
+    return row